CN216540103U - Gas collecting channel - Google Patents
Gas collecting channel Download PDFInfo
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- CN216540103U CN216540103U CN202123086373.XU CN202123086373U CN216540103U CN 216540103 U CN216540103 U CN 216540103U CN 202123086373 U CN202123086373 U CN 202123086373U CN 216540103 U CN216540103 U CN 216540103U
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- gas
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- gas collecting
- sealing plate
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Abstract
The utility model relates to the technical field of test equipment, in particular to a gas collecting hood, which adopts the technical scheme that the gas collecting hood comprises a gas collecting hood body, wherein the gas collecting hood body is integrally connected with a sealing plate, the sealing plate is provided with an air inlet, and the sealing plate is also provided with a sealing groove for accommodating a sealing element; the air guide sleeve is provided with an air outlet at the upper part, a liquid collecting groove is formed in the air guide sleeve, a liquid discharging groove is formed in the bottom of the liquid collecting groove, and a liquid discharging pipe is fixedly connected to the liquid discharging groove; the utility model has the advantages of guiding out the condensate and preventing the gas from overflowing.
Description
Technical Field
The utility model relates to the technical field of test equipment, in particular to a gas collecting hood.
Background
The gas-collecting hood is the main part of the fume hood for centralized exhaust, and the gas in the fume hood is exhausted in a centralized manner through the gas-collecting hood. For gas with high specific gravity or easy condensation, the volatilized gas is often condensed into liquid when meeting the conditions of low temperature or an exhaust pipe and the like, and is difficult to discharge, and the liquid drops to possibly damage instruments and equipment in the fume hood and the fume hood. In addition, current fume chamber main part and gas collecting hood are split type design usually, and both are fixed through the connecting piece, if sealed effect is not good, gas leaks easily and spills over.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides the gas collecting hood which has the advantages of being capable of leading out condensate and preventing gas from overflowing.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a gas collecting channel, comprising: the gas collecting channel comprises a gas collecting channel body, wherein a sealing plate is integrally connected with the gas collecting channel body, an air inlet is formed in the sealing plate, and a sealing groove is formed in the sealing plate and used for accommodating a sealing element;
the air guide sleeve is integrated with the gas collecting cover body, an air outlet is formed in the upper portion of the air guide sleeve, a liquid collecting groove is formed in the air guide sleeve, a liquid discharging groove is formed in the bottom of the liquid collecting groove, and a liquid discharging pipe is fixedly connected to the liquid discharging groove.
By adopting the technical scheme, when the gas-collecting hood is connected with the fume hood, the sealing groove can contain the sealing element, so that a gap between the gas-collecting hood and the fume hood is avoided, and gas leakage is prevented; when gas is liquefied into liquid at the air outlet, the collecting tank can collect this waste liquid and flow to the fluid-discharge tube through the flowing back groove, realizes that the waste liquid flows out in the fume chamber, avoids damaging equipment and fume chamber in the fume chamber.
Furthermore, the cross section of the gas collecting channel body is larger than that of the flow guide channel, and a guide inclined plane is formed on the inner wall of the gas collecting channel body.
Through adopting above-mentioned technical scheme, the gaseous gathering in the gas collecting channel body of being convenient for, then further gathering through the kuppe and discharging, the setting on direction inclined plane can reduce the resistance that gas outgoing meets, does benefit to gas outgoing.
Further, one side, deviating from the seal groove, of the seal plate is provided with a plurality of connecting columns, and a first through hole penetrating through the seal plate and the connecting columns is formed in the center of each connecting column.
Through adopting above-mentioned technical scheme, be convenient for the gas collecting channel pass through the closing plate and be connected to the fume chamber on.
Furthermore, one surface of the sealing plate, which is far away from the sealing groove, is provided with a plurality of reinforcing ribs.
Through adopting above-mentioned technical scheme, can increase the joint strength of closing plate.
Further, the air outlet is circular, and the liquid collecting tank is annular around the air outlet.
By adopting the technical scheme, the circular air outlet can reduce air resistance and is beneficial to air discharge; the annular liquid collecting tank is convenient for collect the waste liquid that the gas condensation formed, avoids collecting the blind area of appearance.
Furthermore, the air guide sleeve is fixedly connected with a circular connecting plate along the periphery of the air outlet, and second through holes are uniformly formed in the connecting plate.
By adopting the technical scheme, the gas collecting hood is convenient to be connected with the discharge pipeline.
Further, the plane of the upper surface of the connecting plate is higher than the plane of the upper surface of the liquid collecting tank.
Through adopting above-mentioned technical scheme, can prevent that the waste liquid of collecting from spilling over, when the gas collecting channel is connected with exhaust duct, can avoid collecting tank and exhaust duct to produce the interference.
Further, the liquid discharge groove is V-shaped.
Through adopting above-mentioned technical scheme, avoid the waste liquid to remain in the fluid-discharge tank to can be with the whole discharge of waste liquid.
In summary, the utility model includes at least one of the following beneficial technical effects:
by adopting the technical scheme, when the gas-collecting hood is connected with the fume hood, the sealing groove can contain the sealing element, so that a gap between the gas-collecting hood and the fume hood is avoided, and gas leakage is prevented; when gas is liquefied into liquid at the air outlet, the collecting tank can collect this waste liquid and flow to the fluid-discharge tube through the flowing back groove, realizes that the waste liquid flows out in the fume chamber, avoids damaging equipment and fume chamber in the fume chamber.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a schematic bottom view of the gas collecting channel in the present embodiment;
fig. 3 is a schematic top view of the gas collection shroud in this embodiment;
fig. 4 is a front view of the gas collection enclosure in this embodiment;
fig. 5 is a sectional view of a portion a in fig. 4;
fig. 6 is a cross-sectional view from another perspective of a front view of the gas collection enclosure in this embodiment;
fig. 7 is a partially enlarged schematic view of a portion B in fig. 6.
In the figure, 1, a gas collecting hood body; 11. a guide slope; 2. a sealing plate; 21. an air inlet; 22. a sealing groove; 23. connecting columns; 24. a first through hole; 25. reinforcing ribs; 3. a pod; 31. an air outlet; 32. a liquid collecting tank; 33. a liquid discharge tank; 34. a liquid discharge pipe; 4. a connecting plate; 41. a second via.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
To facilitate an understanding of the present invention by those skilled in the art, a specific embodiment of the present invention will be described below with reference to fig. 1 to 7.
Referring to fig. 1-2, the gas collecting channel disclosed by the utility model comprises a gas collecting channel body 1, a sealing plate 2 integrally arranged with one end of the gas collecting channel body 1, a flow guide channel 3 integrally arranged with the other end of the gas collecting channel body 1, and a connecting plate 4 fixedly connected with the upper part of the flow guide channel 3. The cross section of the gas collecting channel body 1 is larger than that of the flow guide channel 3, and the inner side surface of the gas collecting channel body 1 is provided with a guide inclined surface 11, so that gas can be discharged conveniently.
Referring to fig. 2-4, the sealing plate 2 is arranged at one end of the gas collecting channel body 1, the sealing plate 2 is provided with an air inlet 21, the sealing plate 2 is further provided with a sealing groove 22 for accommodating a sealing element, one surface of the sealing plate 2, which is far away from the sealing groove 22, is provided with a plurality of connecting columns 23, and the center positions of the connecting columns 23 are provided with first through holes 24 which penetrate through the sealing plate 2 and the connecting columns 23; the sealing plate 2 is integrally provided with a plurality of reinforcing ribs 25 on the same side surface of the connecting column 23.
Referring to fig. 3-7, the air guide sleeve 3 is disposed at the other end of the air collecting channel body 1, an air outlet 31 is disposed at the upper portion of the air guide sleeve 3, a circular connecting plate 4 is fixedly connected to the periphery of the air outlet 31, and second through holes 41 are uniformly formed in the connecting plate 4. The upper part of the air guide sleeve 3 is also provided with a liquid collecting groove 32, the liquid collecting groove 32 is annular around the air outlet 31, and the plane of the upper surface of the connecting plate 4 is higher than the plane of the upper surface of the liquid collecting groove 32; a liquid discharge groove 33 is formed in the bottom of the liquid collecting groove 32, and the liquid discharge groove 33 is V-shaped, so that waste liquid is prevented from remaining in the liquid discharge groove 33; a drain pipe 34 is fixedly connected to the drain tank 33, and the drain pipe 34 is provided at the bottom of the drain tank 33.
The implementation principle of the embodiment is as follows: the gas-collecting hood is connected with the fume hood through the sealing plate 2, and a sealing element can be accommodated in the sealing groove 22, so that a gap between the gas-collecting hood and the fume hood is avoided, and gas is prevented from leaking; the gas enters the gas collecting hood body 1 through the air inlet 21 and is gathered and discharged from the air outlet 31 at the upper part of the gas collecting hood body along the flow guide hood 3, and after the gas is condensed into waste liquid, the waste liquid is collected by the liquid collecting tank 32 and flows through the liquid discharging tank 33 to be discharged through the liquid discharging pipe 34.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The gas collecting hood is characterized by comprising a gas collecting hood body (1), wherein a sealing plate (2) is integrally connected with the gas collecting hood body (1), an air inlet (21) is formed in the sealing plate (2), and a sealing groove (22) is formed in the sealing plate (2);
the gas collecting hood is characterized by further comprising a flow guide hood (3) integrated with the gas collecting hood body, an air outlet (31) is formed in the upper portion of the flow guide hood, a liquid collecting groove (32) is formed in the flow guide hood (3), a liquid discharging groove (33) is formed in the bottom of the liquid collecting groove (32), and a liquid discharging pipe (34) is fixedly connected to the liquid discharging groove (33).
2. A gas collection shroud according to claim 1, wherein: the cross section of the gas collecting channel body (1) is larger than that of the flow guide channel (3), and a guide inclined plane (11) is formed in the inner wall of the gas collecting channel body (1).
3. A gas collection shroud according to claim 1, wherein: one surface of the sealing plate (2) departing from the sealing groove (22) is provided with a plurality of connecting columns (23), and a first through hole (24) penetrating through the sealing plate (2) and the connecting columns (23) is formed in the center of each connecting column (23).
4. A gas collection shroud according to claim 1, wherein: and one surface of the sealing plate (2) departing from the sealing groove (22) is provided with a plurality of reinforcing ribs (25).
5. A gas collection shroud according to claim 1, wherein: the air outlet (31) is circular, and the liquid collecting tank (32) is annular around the air outlet (31).
6. A gas collection shroud according to claim 1, wherein: the dome (3) is fixedly connected with a circular ring-shaped connecting plate (4) along the periphery of the air outlet (31), and second through holes (41) are uniformly formed in the connecting plate (4).
7. A gas collection shroud according to claim 6, wherein: the plane of the upper surface of the connecting plate (4) is higher than the plane of the upper surface of the liquid collecting tank (32).
8. A gas collection shroud according to claim 1, wherein: the liquid discharge groove (33) is V-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123086373.XU CN216540103U (en) | 2021-12-09 | 2021-12-09 | Gas collecting channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123086373.XU CN216540103U (en) | 2021-12-09 | 2021-12-09 | Gas collecting channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216540103U true CN216540103U (en) | 2022-05-17 |
Family
ID=81540539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123086373.XU Active CN216540103U (en) | 2021-12-09 | 2021-12-09 | Gas collecting channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216540103U (en) |
-
2021
- 2021-12-09 CN CN202123086373.XU patent/CN216540103U/en active Active
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